body {
    background-color: #1a1a1a;
    color: #e0e0e0;
    font-family: "Comic Neue", sans-serif;

    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    overflow: hidden;
    flex-direction: column;
    transition: background-color 2s ease;
    background-size: cover;
    background-position: center;
}

.container {
    text-align: center;
    padding: 20px;
    max-width: 80%;
}

p {
    font-size: 1.2em;
    line-height: 1.6;
    margin-bottom: 30px;
}

#start {
    background-color: #2e2e2e;
    color: #ffffff;
    padding: 15px 30px;
    border: none;
    border-radius: 8px;
    font-size: 1.1em;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

#start:hover {
    background-color: #cccccc;
    color: #000000;
    transform: translateY(-2px);
}

#start:active {
    transform: translateY(0);
}

#settingsButton {
    position: fixed;
    top: 10px;
    right: 10px;
    background-color: rgba(46, 46, 46, 0.7);
    color: #ffffff;
    border: none;
    border-radius: 5px;
    padding: 8px;
    font-size: 0.9em;
    cursor: pointer;
    transition: background-color 0.3s ease, opacity 1s ease;
    z-index: 10;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
}

#settingsButton:hover {
    background-color: #cccccc;
    color: #000000;
}

#settingsButton svg {
    width: 24px;
    height: 24px;
    display: block;
}

#settingsMenu {
    position: fixed;
    top: 60px;
    right: 10px;
    background-color: #2e2e2e;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.5);
    z-index: 9;
    display: none;
    flex-direction: column;
    gap: 15px;
    min-width: 200px;
    opacity: 0;
    transform: translateY(-10px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

#settingsMenu.show {
    display: flex;
    opacity: 1;
    transform: translateY(0);
}

#settingsMenu label {
    font-size: 1em;
    margin-bottom: 5px;
    display: block;
    color: #e0e0e0;
}

#settingsMenu input[type="number"] #settingsMenu input[type="text"] {
    width: calc(100% - 20px);
    padding: 10px;
    border: 1px solid #444;
    border-radius: 5px;
    background-color: #1a1a1a;
    color: #e0e0e0;
    font-size: 1em;
    -moz-appearance: textfield;
}

#settingsMenu input[type="number"]::-webkit-outer-spin-button,
#settingsMenu input[type="number"]::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

#settingsMenu button {
    background-color: #55045b;
    color: #ffffff;
    padding: 10px 15px;
    border: none;
    border-radius: 5px;
    font-size: 1em;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

#settingsMenu button:hover {
    background-color: #7a0684;
}

.zen-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100vh;
    opacity: 0;
    transition: opacity 1s ease;
}

.zen-message h2 {
    font-size: 2.5em;
    margin-bottom: 10px;
}

.zen-message p {
    font-size: 1.5em;
    opacity: 0.7;
    margin-top: 0;
}

#timerDisplay {
    font-size: 4em;
    font-weight: bold;
    margin-top: 30px;
    opacity: 0;
    transition: opacity 1s ease;
}

#endMessage {
    font-size: 2em;
    opacity: 0;
    transition: opacity 1s ease;
    margin-top: 20px;
}

#stopZenButton {
    background-color: #2e2e2e;
    color: #ffffff;
    padding: 15px 30px;
    border: none;
    border-radius: 8px;
    font-size: 1.1em;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    margin-top: 20px;
    opacity: 0;
    pointer-events: none;
    display: none;
}

#stopZenButton:hover {
    background-color: #cccccc;
    color: #000000;
    transform: translateY(-2px);
}

#stopZenButton.visible {
    opacity: 1;
    pointer-events: all;
}